Palettes / Colors / #3800A1

#3800A1 — Vivid Purple

#3800A1 is a purple color we call Vivid Purple, closest to the named color Indigo (#4B0082). It belongs to the purple family.

Color name

Closest CSS keyword: indigo (#4B0082) — not an exact match. CSS indigo gives you #4B0082, a different color; use #3800A1 when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#3800A1 is a cool purple color associated with luxury, creativity and mystery. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #6AA300; it also sits naturally between #0018A3 and #8B00A3. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 22% · Green 0% · Blue 63%

Cyan 65% · Magenta 100% · Yellow 0% · Key 37%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #3800A1

.text { color: #3800A1; }
.background { background-color: #3800A1; }
.border { border: 3px solid #3800A1; }
.text-rgb { color: rgb(56, 0, 161); }
.text-hsl { color: hsl(261, 100%, 32%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3800A1; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(56, 0, 161, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3800A1; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(56, 0, 161, 0.8); }

HTML: <p style="color:#3800A1">Text here</p> · <div style="background-color:#3800A1">Div content here</div>

Shades of #3800A1

Tints of #3800A1

Tones of #3800A1

Color harmonies

Complementary — #6AA300:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3800A1: #FFFFFF.

Semi-transparent (opacity) text on #3800A1

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #3800A1 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #3800A1 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #3800A0  ·  #3800A2 →

Frequently asked questions

What color is #3800A1?

#3800A1 is Vivid Purple, a purple color (RGB 56, 0, 161). Its closest standard named color is Indigo.

What is the RGB and HSL of #3800A1?

#3800A1 is RGB 56, 0, 161 — HSL 261°, 100%, 32% — CMYK 65%, 100%, 0%, 37%.

What colors go with #3800A1?

Its complement is #6AA300; analogous partners are #0018A3 and #8B00A3. It also appears in 6+ palettes in our collection.

Can I use #3800A1 for text?

White text on #3800A1 has a contrast ratio of 12.48:1 (passes WCAG AA); black text gives 1.68:1.